KanjiJLPT N1
Permanence

permanence, distant, long time, leisure

Mnemonic

Butler Alfred plants a stick deep into ancient ground, marking a timeless boundary. A ninja kneels beside him, vowing eternal stillness. Together they listen to one shared heartbeat—unhurried, endless, stretching across centuries. This is permanence: Alfred and the ninja, rooted forever beside that stick, their heart never quickening.
Additional thoughts
Picture Alfred and the ninja frozen like statues around the stick, a single calm heartbeat echoing through eternity. The stick is their anchor in time; the shared heart keeps them serene forever.
Quick recall
Butler Alfred's stick marks the spot where a ninja kneels, their shared heartbeat echoing with permanence.

Details

The keyword for 悠 is permanence. This kanji conveys a sense of vast, unhurried duration—something that stretches on endlessly through time without urgency or constraint. It carries connotations of being calm, leisurely, and far-reaching, evoking the timeless quality of eternity or an untroubled expanse of time. It is often used to describe a serene, enduring state of existence that transcends the fleeting concerns of the moment.
On'yomi
ゆう